Folding knife



FIG. 1 is a front elevational view of a folding knife showing my newdesign;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is an enlarged cross-sectional view thereof taken along line 7--7in FIG. 4;

FIG. 8 is an enlarged cross-sectional view thereof taken along line 8--8in FIG. 4;

FIG. 9 is an enlarged cross-sectional view thereof taken along line 9--9in FIG. 4;

FIG. 10 is an enlarged cross-sectional view thereof taken along line10--10 in FIG. 4.

The ornamental design for a folding knife, as shown and described.